1997 IUCN red list of threatened plants (1997)

Animal keepers' forum - American Association of Zoo Keepers (American Association of Zoo Keepers, 2018)

Florida scientist - Florida Academy of Sciences. (Florida Academy of Sciences, 1991)

Florida scientist - Florida Academy of Sciences. (Florida Academy of Sciences, 1991)

Florida scientist - Florida Academy of Sciences. (Florida Academy of Sciences, 1991)

Florida scientist - Florida Academy of Sciences. (Florida Academy of Sciences, 1991)

Florida scientist - Florida Academy of Sciences. (Florida Academy of Sciences, 1991)

Florida scientist - Florida Academy of Sciences. (Florida Academy of Sciences, 1991)

Index Kewensis plantarum phanerogamarum. nomina et synonyma omnium generum et specierum ab initio anni MDCCCCLXVI usque ad finem anni MDCCCCLXX nonnulla etiam antea edita complectens Supplementum quintum decimum - Royal Botanic Gardens, Kew. (e prelo Clarendoniano)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2009)

Journal of the Botanical Research Institute of Texas - Botanical Research Institute of Texas. (Botanical Research Institute of Texas, 2009)

Phytologia - Moldenke, Harold N. (Harold Norman), 1909 -1996 (H.A. Gleason and H.N. Moldenke, 2012)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1970)

Rhodora - Robinson, Benjamin Lincoln, 1864 -1935 (New England Botanical Club [etc.], 1984)

SIDA, contributions to botany - Mahler, William F. (W. F. Mahler, etc.], 1985)